From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DB85C18DF89 for ; Tue, 5 Nov 2024 10:46:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730803613; cv=none; b=JYSVn/6Od/dzJ0gBELnKMxqsGXcl82tqzXVoh1FlcOJjeD4Ix0y0ocDKXlAXsl6YXc/F0TJk91fyH2fhhsbobUw0aDVz6gvIHBa3TVj8mkn7UJmuGbiVqnjnbL1Lgxp+2yyvF1qmukz62HAfvVQtCaQAur0M3bVyhrHWRr2wdwY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730803613; c=relaxed/simple; bh=yLTXfIHizRD39hNPZtozNGZYxJLTeEUcFKgHXap2gMQ=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=ovnowQXeuR350o1HuuYokYflOaFuV1i1QYFLXYiQFK4x3GB4KJukQ+bt9Sy6svdQX9umW2SiHRmZCLvSE+H6caBlUzmyucfYLvmRvpYJJfoxD+fXsJWIsuU2AL84fdWlPipmdFLDSy4KWxmaKZtCW+wySV5IhQ4vnmQMdeZ2Ea4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=bh7gQ7At; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="bh7gQ7At" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1730803609; h=from:from:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:in-reply-to:in-reply-to: references:references; bh=/WEwL9TkWSySnRfQq6doKrURf9dgdkbqXzEf7AEuYg4=; b=bh7gQ7AtfrvsVe7BHEuKglw2q9vYmiEuLro3fHUQzSg4UfdozWF5s+wQg2KY3lf5lm5uyT dibpPtxikb9scuZw7ebcLXbzepprCkKzLCH2Ej9N08PABWEKFwnw/yBQQUIUdcERkF5/pX vnZE6gNXo4jBl8nDU0FPjZLAzHyYLx8= Received: from mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-367-54uIS3cwMyOIjc-eRyHuIQ-1; Tue, 05 Nov 2024 05:46:46 -0500 X-MC-Unique: 54uIS3cwMyOIjc-eRyHuIQ-1 Received: from mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.12]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 8D0861956048; Tue, 5 Nov 2024 10:46:44 +0000 (UTC) Received: from redhat.com (unknown [10.42.28.52]) by mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 7633E19560A2; Tue, 5 Nov 2024 10:46:38 +0000 (UTC) Date: Tue, 5 Nov 2024 10:46:34 +0000 From: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= To: Xiaoyao Li Cc: Paolo Bonzini , Riku Voipio , Richard Henderson , Zhao Liu , "Michael S. Tsirkin" , Marcel Apfelbaum , Igor Mammedov , Ani Sinha , Philippe =?utf-8?Q?Mathieu-Daud=C3=A9?= , Yanan Wang , Cornelia Huck , Eric Blake , Markus Armbruster , Marcelo Tosatti , rick.p.edgecombe@intel.com, kvm@vger.kernel.org, qemu-devel@nongnu.org Subject: Re: [PATCH v6 24/60] i386/tdx: Setup the TD HOB list Message-ID: Reply-To: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= References: <20241105062408.3533704-1-xiaoyao.li@intel.com> <20241105062408.3533704-25-xiaoyao.li@intel.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20241105062408.3533704-25-xiaoyao.li@intel.com> User-Agent: Mutt/2.2.13 (2024-03-09) X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 On Tue, Nov 05, 2024 at 01:23:32AM -0500, Xiaoyao Li wrote: > The TD HOB list is used to pass the information from VMM to TDVF. The TD > HOB must include PHIT HOB and Resource Descriptor HOB. More details can > be found in TDVF specification and PI specification. > > Build the TD HOB in TDX's machine_init_done callback. > > Co-developed-by: Isaku Yamahata > Signed-off-by: Isaku Yamahata > Co-developed-by: Sean Christopherson > Signed-off-by: Sean Christopherson > Signed-off-by: Xiaoyao Li > Acked-by: Gerd Hoffmann > > --- > Changes in v1: > - drop the code of adding mmio resources since OVMF prepares all the > MMIO hob itself. > --- > hw/i386/meson.build | 2 +- > hw/i386/tdvf-hob.c | 147 ++++++++++++++++++++++++++++++++++++++++++ > hw/i386/tdvf-hob.h | 24 +++++++ > target/i386/kvm/tdx.c | 16 +++++ > 4 files changed, 188 insertions(+), 1 deletion(-) > create mode 100644 hw/i386/tdvf-hob.c > create mode 100644 hw/i386/tdvf-hob.h > > diff --git a/hw/i386/meson.build b/hw/i386/meson.build > index 3bc1da2b6eb4..7896f348cff8 100644 > --- a/hw/i386/meson.build > +++ b/hw/i386/meson.build > @@ -32,7 +32,7 @@ i386_ss.add(when: 'CONFIG_PC', if_true: files( > 'port92.c')) > i386_ss.add(when: 'CONFIG_X86_FW_OVMF', if_true: files('pc_sysfw_ovmf.c'), > if_false: files('pc_sysfw_ovmf-stubs.c')) > -i386_ss.add(when: 'CONFIG_TDX', if_true: files('tdvf.c')) > +i386_ss.add(when: 'CONFIG_TDX', if_true: files('tdvf.c', 'tdvf-hob.c')) > > subdir('kvm') > subdir('xen') > diff --git a/hw/i386/tdvf-hob.c b/hw/i386/tdvf-hob.c > new file mode 100644 > index 000000000000..e00de256ea8c > --- /dev/null > +++ b/hw/i386/tdvf-hob.c > @@ -0,0 +1,147 @@ > +/* > + * SPDX-License-Identifier: GPL-2.0-or-later > + > + * Copyright (c) 2020 Intel Corporation > + * Author: Isaku Yamahata > + * > + * > + * This program is free software; you can redistribute it and/or modify > + * it under the terms of the GNU General Public License as published by > + * the Free Software Foundation; either version 2 of the License, or > + * (at your option) any later version. > + > + * This program is distributed in the hope that it will be useful, > + * but WITHOUT ANY WARRANTY; without even the implied warranty of > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > + * GNU General Public License for more details. > + > + * You should have received a copy of the GNU General Public License along > + * with this program; if not, see . > + */ Remove the boilerplate in favour of the SPDX tag. > diff --git a/hw/i386/tdvf-hob.h b/hw/i386/tdvf-hob.h > new file mode 100644 > index 000000000000..1b737e946a8d > --- /dev/null > +++ b/hw/i386/tdvf-hob.h > @@ -0,0 +1,24 @@ > +#ifndef HW_I386_TD_HOB_H > +#define HW_I386_TD_HOB_H Add the SPDX tag to this file With regards, Daniel -- |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| |: https://libvirt.org -o- https://fstop138.berrange.com :| |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|